TOTAL VOLUME:
$154.5b
24H VOL:
$271,200,656
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,922,627,141
420,368
Markets across
40,352
events
MATCHED EVENTS:
4,484
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 30, 7:01 PM EST
Polymarket
This market refers to the tennis match between Reese Brantmeier and Valentina Ryser in the W75 Toronto, Main Draw, originally scheduled for October 30, 2026 at 12:00PM ET. This market will resolve to 'Reese Brantmeier' if Reese Brantmeier advances against Valentina Ryser. This market will resolve to 'Valentina Ryser' if Valentina Ryser advances against Reese Brantmeier. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 13, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market refers to the tennis match between Reese Brantmeier and Valentina Ryser in the W75 Toronto, Main Draw, originally scheduled for October 30, 2026 at 12:00PM ET. This market will resolve to 'Reese Brantmeier' if Reese Brantmeier advances against Valentina Ryser. This market will resolve to 'Valentina Ryser' if Valentina Ryser advances against Reese Brantmeier. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 13, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.
Typically, prediction market odds reflect the wisdom of the crowd and can differ from traditional sportsbook odds. Sportsbooks set lines based on their own models and aim to profit by balancing action on both sides, while this market allows anyone to express their belief about the outcome. If a significant number of informed bettors believe a sportsbook is mispricing the event, they can take the opposite side in this market, causing the odds to diverge. It’s common to see prediction markets more accurately reflect true probabilities, especially as the event approaches and more information becomes available.
On Polymarket, this market is priced through a continuous auction mechanism where traders buy and sell shares representing their belief in each outcome. The price of a share directly corresponds to the implied probability of that outcome occurring. As more traders participate, the price adjusts to reflect the collective assessment of the event. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The market depth, or the number of shares available at different price points, also provides insight into the strength of conviction behind each outcome. This dynamic pricing ensures the market remains responsive to new information.
This market resolves around Nov 6, 2026, with the outcome confirmed once the winner of the Brantmeier vs Ryser match is verifiable from credible public reporting. The resolution will be based on the official result declared by the tournament organizers. The platform will then determine the payout for winning shares based on the final outcome. It's important to note that the resolution process relies on publicly available information to ensure a fair and transparent outcome for all participants in this market.
Several factors could influence the price of shares in this market before the Nov 6, 2026 resolution. Any news regarding player form, injuries, or changes in playing conditions could significantly shift expectations. For example, reports of a minor injury to either Brantmeier or Ryser would likely impact the odds. Additionally, analysis from tennis experts and updated rankings could also influence trading activity. Unexpected weather conditions at the tournament location could also play a role, especially if one player is more affected by certain conditions than the other.